🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.43 AU - 0.59 AU

Year: 127 Days

Day: 32 Hours

Environment

Temp: 225 °C

Axial Tilt: 44.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,531,785 km

• M1: 286,181 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.66 AU - 1 AU

Year: 263 Days

Day: 17.4 Hours

Environment

Temp: 126 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,531,785 km

• M1: 67,169 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.8 AU - 1.22 AU

Year: 353 Days

Day: 33.2 Hours

Environment

Temp: 127 °C

Axial Tilt: 43.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,531,785 km

• M1: 47,871 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1 AU - 1.64 AU

Year: 528 Days

Day: 31.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.33 AU - 1.95 AU

Year: 731 Days

Day: 20.9 Hours

Environment

Temp: -23 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.1

Radius: 8.6

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 6.79 AU - 8.93 AU

Year: 7674 Days

Day: 11.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 104,531,785 km

• M1: 106,962 km (0.1 R)
• M2: 402,717 km (0.101 R)
• M3: 722,259 km (0.116 R)
• M4: 1,215,184 km (0.088 R)
• M5: 2,218,387 km (0.106 R)
• M6: 2,747,215 km (0.101 R)
• M7: 3,130,036 km (0.057 R)
• M8: 3,621,166 km (0.119 R)
• M9: 4,496,164 km (0.038 R)
• M10: 7,472,114 km (0.084 R)
• M11: 9,817,659 km (0.052 R)
• M12: 11,995,206 km (0.081 R)
• M13: 14,856,565 km (0.09 R)
• M14: 15,571,194 km (0.103 R)
• M15: 19,800,625 km (0.115 R)
• M16: 22,303,397 km (0.119 R)
• M17: 22,981,823 km (0.116 R)
• M18: 25,927,256 km (0.105 R)
• M19: 29,115,037 km (0.115 R)
• M20: 29,619,930 km (0.098 R)
• M21: 30,855,159 km (0.115 R)
• M22: 32,663,349 km (0.099 R)
• M23: 33,759,452 km (0.092 R)
• M24: 38,510,681 km (0.112 R)
• M25: 43,295,419 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.9

Radius: 4.8

Gravity: 37.84 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 12.77 AU - 20.79 AU

Year: 23938 Days

Day: 23.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 104,531,785 km

• M1: 60,288 km (0.054 R)
• M2: 366,964 km (0.061 R)
• M3: 657,483 km (0.092 R)
• M4: 825,331 km (0.112 R)
• M5: 1,343,838 km (0.03 R)
• M6: 2,120,849 km (0.109 R)
• M7: 3,743,238 km (0.12 R)
• M8: 4,180,812 km (0.053 R)
• M9: 5,116,995 km (0.083 R)
• M10: 6,991,456 km (0.101 R)
• M11: 10,397,650 km (0.094 R)
• M12: 10,855,569 km (0.115 R)
• M13: 11,326,952 km (0.116 R)
• M14: 13,349,067 km (0.073 R)
• M15: 15,015,138 km (0.118 R)
• M16: 16,903,961 km (0.086 R)
• M17: 19,825,907 km (0.099 R)
• M18: 20,025,321 km (0.062 R)
• M19: 21,041,988 km (0.082 R)
• M20: 22,848,681 km (0.056 R)
• M21: 30,710,049 km (0.096 R)
• M22: 32,060,020 km (0.037 R)
• M23: 32,888,793 km (0.089 R)
• M24: 38,317,550 km (0.047 R)
• M25: 46,385,213 km (0.037 R)
• M26: 47,444,815 km (0.079 R)
• M27: 55,120,083 km (0.088 R)
• M28: 55,910,409 km (0.107 R)
• M29: 56,308,339 km (0.074 R)
• M30: 58,122,662 km (0.061 R)
• M31: 63,150,796 km (0.058 R)
• M32: 63,366,367 km (0.07 R)
• M33: 64,015,921 km (0.109 R)
• M34: 75,265,082 km (0.119 R)
• M35: 75,750,228 km (0.104 R)
• M36: 75,993,624 km (0.108 R)
• M37: 82,763,676 km (0.086 R)
• M38: 86,162,090 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.3

Radius: 4.8

Gravity: 40.68 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 16.87 AU - 19.97 AU

Year: 27531 Days

Day: 23.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,531,785 km

• M1: 59,690 km (0.11 R)
• M2: 263,741 km (0.082 R)
• M3: 419,323 km (0.09 R)
• M4: 721,211 km (0.116 R)
• M5: 1,142,030 km (0.11 R)
• M6: 5,613,211 km (0.053 R)
• M7: 6,745,966 km (0.097 R)
• M8: 8,482,349 km (0.089 R)
• M9: 8,898,530 km (0.09 R)
• M10: 12,052,203 km (0.068 R)
• M11: 12,885,014 km (0.109 R)
• M12: 15,437,752 km (0.098 R)
• M13: 17,158,427 km (0.077 R)
• M14: 22,400,785 km (0.04 R)
• M15: 24,006,868 km (0.043 R)
• M16: 28,093,283 km (0.044 R)
• M17: 49,067,354 km (0.073 R)
• M18: 54,153,382 km (0.044 R)
• M19: 57,451,716 km (0.035 R)
• M20: 86,004,414 km (0.066 R)
• M21: 87,109,793 km (0.114 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 18,446 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit